The fischer expansion plug SX transfers force optimally in the building material through the 4-way expansion. Apart from the typical expansion, the high-quality nylon used for its production guarantees secure and permanent fixing. The fischer expansion plug SX is the first choice when fixing, for example, lighting, lasts, bath and toilet installations and light wall cabinets in concrete and aerated concrete, but also in masonry made from solid or hollow building materials. The variants with preshaped edges prevent the plug from slipping into the drill hole. The variants with larger anchorage depths are Ideal for fixings in hollow building materials, in aerated concrete and for plaster covering.